1. Section of Clinical & Comparative Neuropathology; Institute of Veterinary Pathology; Centre for Clinical Veterinary Medicine; Ludwig Maximilians University of Munich; Munich Germany
2. Section of Neurology; Small Animal Medical Clinic; Centre for Clinical Veterinary Medicine; Ludwig Maximilians University of Munich; Munich Germany
3. Institute of Veterinary Anatomy; Department of Veterinary Sciences; Ludwig Maximilians University of Munich; Munich Germany
4. Neurology Service; Department of Small Animal Medicine; University of Leipzig; Leipzig Germany